User manual

• Overview
• Architecture
  • Application layer
  • Middleware layer
  • System & low-level layer
  • GSM physical device
• Inter thread communication
  • Processing thread
  • Producing thread
  • Application thread
• Events and callback functions
  • Global event callback
  • Connection specific event
  • API call event
• Blocking or non-blocking API calls
  • Blocking mode
  • Non-blocking mode
• Porting guide
  • Implement low-level driver
  • Implement system functions
  • Example: Low-level driver for WIN32
  • Example: Low-level driver for STM32
  • Example: System functions for WIN32
  • Example: System functions for CMSIS-OS